// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "ui/views/examples/combobox_example.h"

#include "base/strings/stringprintf.h"
#include "base/strings/utf_string_conversions.h"
#include "ui/views/controls/combobox/combobox.h"
#include "ui/views/layout/fill_layout.h"

namespace views {
namespace examples {

    ComboboxModelExample::ComboboxModelExample()
    {
    }

    ComboboxModelExample::~ComboboxModelExample()
    {
    }

    int ComboboxModelExample::GetItemCount() const
    {
        return 10;
    }

    base::string16 ComboboxModelExample::GetItemAt(int index)
    {
        return base::UTF8ToUTF16(base::StringPrintf("Item %d", index));
    }

    ComboboxExample::ComboboxExample()
        : ExampleBase("Combo Box")
        , combobox_(NULL)
    {
    }

    ComboboxExample::~ComboboxExample()
    {
        // Delete |combobox_| first as it references |combobox_model_|.
        delete combobox_;
        combobox_ = NULL;
    }

    void ComboboxExample::CreateExampleView(View* container)
    {
        combobox_ = new Combobox(&combobox_model_);
        combobox_->set_listener(this);
        combobox_->SetSelectedIndex(3);

        container->SetLayoutManager(new FillLayout);
        container->AddChildView(combobox_);
    }

    void ComboboxExample::OnPerformAction(Combobox* combobox)
    {
        DCHECK_EQ(combobox_, combobox);
        PrintStatus("Selected: %s", base::UTF16ToUTF8(combobox_model_.GetItemAt(combobox->selected_index())).c_str());
    }

} // namespace examples
} // namespace views
